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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 257 · 40 sums
TalentJR

The method (Same-size compare): Price of one = total ÷ number (or price of 1 kg = total ÷ kg). The smaller price of one is the better buy. Saving per item = bigger price of one − smaller price of one.

NameDateTime takenScore ___ / 40
  1. 1.Shop A sells 5 cricket balls for ₹700. Shop B sells 4 cricket balls for ₹480. What does one cricket ball cost at the cheaper shop (in ₹)?
  2. 2.Shop A sells 3 cricket balls for ₹420. Shop B sells 2 cricket balls for ₹240. What does one cricket ball cost at the cheaper shop (in ₹)?
  3. 3.Shop A sells 5 pairs of socks for ₹425. Shop B sells 6 pairs of socks for ₹450. Which shop is cheaper for one pair of socks? (a) Shop A (b) Shop B
  4. 4.Shop A sells 2 samosas for ₹28. Shop B sells 5 samosas for ₹85. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  5. 5.A 1 kg bag of potatoes costs ₹35. A 2 kg bag costs ₹64. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  6. 6.Shop A sells 4 geometry boxes for ₹460. Shop B sells 2 geometry boxes for ₹240. What does one geometry box cost at the cheaper shop (in ₹)?
  7. 7.Shop A sells 3 pairs of socks for ₹180. Shop B sells 4 pairs of socks for ₹200. What does one pair of socks cost at the cheaper shop (in ₹)?
  8. 8.Shop A sells 5 mangoes for ₹100. Shop B sells 6 mangoes for ₹150. Which shop is cheaper for one mango? (a) Shop B (b) Shop A
  9. 9.A 5 kg bag of rice costs ₹265. A 1 kg bag costs ₹75. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  10. 10.A 5 kg bag of dal costs ₹495. A 2 kg bag costs ₹186. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  11. 11.A 10 kg bag of onions costs ₹570. A 1 kg bag costs ₹29. How many rupees per kg do you save with the cheaper bag?
  12. 12.Shop A sells 4 plates of idli for ₹200. Shop B sells 2 plates of idli for ₹60. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  13. 13.Shop A sells 4 plates of idli for ₹120. Shop B sells 5 plates of idli for ₹300. What does one plate of idli cost at the cheaper shop (in ₹)?
  14. 14.Shop A sells 5 pens for ₹125. Shop B sells 3 pens for ₹72. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  15. 15.A 5 kg bag of potatoes costs ₹200. A 10 kg bag costs ₹300. How many rupees per kg do you save with the cheaper bag?
  16. 16.A 1 kg bag of sugar costs ₹50. A 5 kg bag costs ₹200. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  17. 17.Shop A sells 4 geometry boxes for ₹580. Shop B sells 3 geometry boxes for ₹315. What does one geometry box cost at the cheaper shop (in ₹)?
  18. 18.A 1 kg bag of rice costs ₹51. A 2 kg bag costs ₹140. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  19. 19.Shop A sells 6 colour pencil sets for ₹630. Shop B sells 4 colour pencil sets for ₹340. What does one colour pencil set cost at the cheaper shop (in ₹)?
  20. 20.Shop A sells 3 cricket balls for ₹375. Shop B sells 5 cricket balls for ₹525. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  21. 21.Shop A sells 4 notebooks for ₹140. Shop B sells 5 notebooks for ₹300. What does one notebook cost at the cheaper shop (in ₹)?
  22. 22.Shop A sells 6 plates of idli for ₹270. Shop B sells 3 plates of idli for ₹105. What does one plate of idli cost at the cheaper shop (in ₹)?
  23. 23.A 5 kg bag of rice costs ₹270. A 10 kg bag costs ₹500. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  24. 24.Shop A sells 5 notebooks for ₹175. Shop B sells 6 notebooks for ₹180. What does one notebook cost at the cheaper shop (in ₹)?
  25. 25.Shop A sells 2 geometry boxes for ₹300. Shop B sells 5 geometry boxes for ₹400. What does one geometry box cost at the cheaper shop (in ₹)?
  26. 26.Shop A sells 5 cricket balls for ₹500. Shop B sells 3 cricket balls for ₹390. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  27. 27.A 1 kg bag of sugar costs ₹50. A 2 kg bag costs ₹82. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  28. 28.Shop A sells 2 pairs of socks for ₹140. Shop B sells 6 pairs of socks for ₹390. What does one pair of socks cost at the cheaper shop (in ₹)?
  29. 29.Shop A sells 5 colour pencil sets for ₹600. Shop B sells 3 colour pencil sets for ₹255. What does one colour pencil set cost at the cheaper shop (in ₹)?
  30. 30.A 10 kg bag of tomatoes costs ₹300. A 1 kg bag costs ₹57. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  31. 31.Shop A sells 5 geometry boxes for ₹575. Shop B sells 4 geometry boxes for ₹400. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  32. 32.Shop A sells 4 samosas for ₹76. Shop B sells 2 samosas for ₹40. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  33. 33.Shop A sells 6 colour pencil sets for ₹480. Shop B sells 3 colour pencil sets for ₹270. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
  34. 34.Shop A sells 2 colour pencil sets for ₹130. Shop B sells 3 colour pencil sets for ₹360. What does one colour pencil set cost at the cheaper shop (in ₹)?
  35. 35.Shop A sells 3 mangoes for ₹120. Shop B sells 2 mangoes for ₹60. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  36. 36.Shop A sells 5 pens for ₹105. Shop B sells 2 pens for ₹50. What does one pen cost at the cheaper shop (in ₹)?
  37. 37.A 5 kg bag of potatoes costs ₹145. A 2 kg bag costs ₹54. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  38. 38.A 10 kg bag of tomatoes costs ₹210. A 1 kg bag costs ₹37. How many rupees per kg do you save with the cheaper bag?
  39. 39.A 1 kg bag of onions costs ₹46. A 2 kg bag costs ₹52. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  40. 40.Shop A sells 2 colour pencil sets for ₹140. Shop B sells 5 colour pencil sets for ₹300. What does one colour pencil set cost at the cheaper shop (in ₹)?

Answer key

  1. 120
  2. 120
  3. Shop B
  4. Shop A
  5. 2 kg bag
  6. 115
  7. 50
  8. Shop A
  9. 5 kg bag
  10. 2 kg bag
  11. 28
  12. Shop B
  13. 30
  14. Shop B
  15. 10
  16. 5 kg bag
  17. 105
  18. 1 kg bag
  19. 85
  20. Shop B
  21. 35
  22. 35
  23. 10 kg bag
  24. 30
  25. 80
  26. Shop A
  27. 2 kg bag
  28. 65
  29. 85
  30. 10 kg bag
  31. Shop B
  32. Shop A
  33. Shop A
  34. 65
  35. Shop B
  36. 21
  37. 2 kg bag
  38. 16
  39. 2 kg bag
  40. 60

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